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authorLinus Torvalds <torvalds@linux-foundation.org>2009-09-14 17:55:15 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-09-14 17:55:15 -0700
commit355bbd8cb82e60a592f6cd86ce6dbe5677615cf4 (patch)
tree23678e50ad4687f1656edc972388ee8014e7b89d /fs/btrfs
parent39695224bd84dc4be29abad93a0ec232a16fc519 (diff)
parent746cd1e7e4a555ddaee53b19a46e05c9c61eaf09 (diff)
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Merge branch 'for-2.6.32' of git://git.kernel.dk/linux-2.6-block
* 'for-2.6.32' of git://git.kernel.dk/linux-2.6-block: (29 commits) block: use blkdev_issue_discard in blk_ioctl_discard Make DISCARD_BARRIER and DISCARD_NOBARRIER writes instead of reads block: don't assume device has a request list backing in nr_requests store block: Optimal I/O limit wrapper cfq: choose a new next_req when a request is dispatched Seperate read and write statistics of in_flight requests aoe: end barrier bios with EOPNOTSUPP block: trace bio queueing trial only when it occurs block: enable rq CPU completion affinity by default cfq: fix the log message after dispatched a request block: use printk_once cciss: memory leak in cciss_init_one() splice: update mtime and atime on files block: make blk_iopoll_prep_sched() follow normal 0/1 return convention cfq-iosched: get rid of must_alloc flag block: use interrupts disabled version of raise_softirq_irqoff() block: fix comment in blk-iopoll.c block: adjust default budget for blk-iopoll block: fix long lines in block/blk-iopoll.c block: add blk-iopoll, a NAPI like approach for block devices ...
Diffstat (limited to 'fs/btrfs')
-rw-r--r--fs/btrfs/extent-tree.c3
-rw-r--r--fs/btrfs/volumes.c4
2 files changed, 4 insertions, 3 deletions
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 72a2b9c28e9f..535f85ba104f 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -1511,7 +1511,8 @@ static int remove_extent_backref(struct btrfs_trans_handle *trans,
static void btrfs_issue_discard(struct block_device *bdev,
u64 start, u64 len)
{
- blkdev_issue_discard(bdev, start >> 9, len >> 9, GFP_KERNEL);
+ blkdev_issue_discard(bdev, start >> 9, len >> 9, GFP_KERNEL,
+ DISCARD_FL_BARRIER);
}
#endif
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 5dbefd11b4af..5cf405b0828d 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -260,7 +260,7 @@ loop_lock:
num_run++;
batch_run++;
- if (bio_sync(cur))
+ if (bio_rw_flagged(cur, BIO_RW_SYNCIO))
num_sync_run++;
if (need_resched()) {
@@ -2903,7 +2903,7 @@ static noinline int schedule_bio(struct btrfs_root *root,
bio->bi_rw |= rw;
spin_lock(&device->io_lock);
- if (bio_sync(bio))
+ if (bio_rw_flagged(bio, BIO_RW_SYNCIO))
pending_bios = &device->pending_sync_bios;
else
pending_bios = &device->pending_bios;